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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Marion, IA

Marion, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 52302StandardLinn36,980

Timezone(s):Central (GMT -06:00)
Counties:LINN, IA
Population:34,768 (More Details)
Male Population:16,797
Female Population:17,971
Median Age:36
ZIP Codes:1
Area Codes:1
Total Area:725 square miles (county)
Land Area:717 square miles (county)
Water Area:8 square miles (county)

Marion, IA Demographic Information *

Total population34,768
Male population16,797
Female population17,971
Median age (years)36.1
White Population32,588
Black Population704
Indian Population87
Asian Population539
Hawaiian Population17
Hispanic Population687
Median age (Male)35
Median age (Female)37.1
Total households14,108
Family households (families)9,308
Average household size2.44
Average family size3.02
Total housing units15,064
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],